Environmental Concerns

• Always use established trails, roads, and areas that have been set aside for public off-road recreational driving and obey all posted regulations.

• Do not damage shrubs, flowers, trees, or grasses or disturb wildlife.

• Do not park over things that burn. See Parking Over Things that Burn..

    See also:

    Testing the Alarm
    To test the alarm: 1. From inside the vehicle, lower the driver side window, and open the driver door. 2. Press . 3. Get out of the vehicle, close the door, and wait for the security light to go ou ...

    Powertrain details
    The GMC Sierra All Terrain HD concept is propelled by the new, production 6.6L Duramax turbo-diesel V-8 and Allison 1000 six-speed automatic transmission powertrain combination offered in the 2011 ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the vehic ...